ductile iron pipe china Shape:Round

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Payment Terms:: TT OR LC

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Quick Details

Place of Origin:China (Mainland)
Model Number:DN80-1600
Length:6M/5.7M/NEGOTIATED
Standard:ISO2531 / EN545
Application:Potable/Sewage Water
Diameter:DN80-1600
Shape:Round
Hardness:230
Pipe Wall Thickness:standerd
Pull Strength:420
Yield (≥ MPa):300
Material:Ductile Iron
water ductile iron pipe:SO2531 / EN545 DI pipe

Packaging & Delivery

Delivery Detail:	30-45 days

Specifications

ductile iron pipe:
1. DN80-DN1600mm (T-Type, Class K9)
2.effective length 6m/pc
3.comply with ISO2531/EN545/EN598

Company Profile

CNBM International Corporation is the leading production base and renowned supplier of Ductile Iron Water Pipe systems of both potable and waste water in China. We are constantly looking to develop high quality products to ensure the longest service life and wonderful performance.

CNBM Pipelines regard quality as the essential factor leading to successful business. Every ductile iron pipe is tested in accordance with BS EN545 (water application) or BS EN598 (sewer application). CNBM Pipelines products comply with and are tested according to the relevant European and International Standards. Our pipes are manufactured under the quality management system BS EN ISO 9001. After years of efforts, CNBM Pipelines has built up great reputation in terms of quality and service among customers worldwide.

Product Introduction

CNBM ductile iron pipe ranges from DN80-DN1600mm (Tyton, T-Type, Class K7/K8/K9), effective length: 6m, complying with ISO2531and EN545 standards.

Specification& Payment terms

Internal lining: ductile iron pipes shall have an internal cement mortar lining in acc with ISO4179.

External coating: ductile iron pipes shall be externally coated with metallic zinc spray plus a further layer of resin painting to ISO8179.

Gasket: 100% SBR/NBR/EPDM rubber gasket in accordance with ISO4633.

Packing: ductile iron pipes from DN100 to DN300 be bundled with steel belts, others are in bulk.

Payment term: L/C, T/T.
Packing: In bulk vessel or in container

Q: Does centrifugal cast iron pipe work well with lining cement? Will it scale and breed bacteria?: Poor hydraulic performance and high energy consumption. The roughness coefficient of the prestressed reinforced concrete pipe is between 0.013 - 0.014, so that the pipeline resistance of the pipeline with the same pipe diameter is higher than that of the same water content. Because of its high roughness, after a period of use, the pipeline will be blocked by bacteria, shellfish breeding and reproduction. As the service life increases, the inner diameter of the pipe will gradually shrink and the resistance will increase.

Q: Can ductile iron pipe be used for hot water applications?: Indeed, hot water applications can make use of ductile iron pipe. Renowned for its robustness, longevity, and exceptional resistance to corrosion, ductile iron pipe proves itself ideal for diverse applications, including hot water systems. Its capability to withstand high temperatures and pressure renders it a dependable choice for the conveyance of hot water. Moreover, its thermal conductivity properties facilitate efficient heat transfer, guaranteeing the effective delivery of hot water throughout the system. Consequently, when evaluating materials for hot water applications, ductile iron pipe emerges as a fitting alternative.

Q: How do ductile iron pipes handle water velocity?: Ductile iron pipes are well-suited to handle water velocity due to their unique mechanical properties. Ductile iron is a highly durable and strong material that can withstand high water velocities without experiencing significant damage or deformation. The pipe's inherent ductility allows it to absorb the energy created by the flowing water, which helps to minimize the risk of pipe failure or bursting. This property makes ductile iron pipes capable of handling high-pressure water flow, making them ideal for applications where water velocity is a concern. Additionally, ductile iron pipes have a smooth internal surface, which promotes efficient water flow and minimizes friction losses. This smoothness reduces the resistance encountered by the water as it flows through the pipe, allowing for higher water velocities without compromising the pipe's integrity. Furthermore, ductile iron pipes can be manufactured in various sizes and thicknesses, allowing for customization based on specific water velocity requirements. This flexibility ensures that ductile iron pipes can effectively handle a wide range of water velocities, from low-flow applications to high-velocity scenarios. In summary, ductile iron pipes have excellent handling capabilities when it comes to water velocity. Their strength, ductility, and smooth internal surface contribute to their ability to withstand high water velocities without compromising their structural integrity, making them a reliable choice for water distribution systems.

Q: Method for joining cast iron pipes: The connection between the pipe and the pipe adopts the form of socket type or flange disk interface. According to the function, it can be divided into two kinds: flexible interface and rigid interface. The flexible interface is sealed with rubber ring, which allows a certain degree of corner and displacement, so it has good seismic resistance and tightness. It is easy and quick to install than rigid interface. It has little labor intensity according to the casting method.

Q: Are ductile iron pipes more expensive than other pipe materials?: The cost of ductile iron pipes may be higher than some other pipe materials, depending on various factors. Ductile iron pipes are renowned for their durability, strength, and resistance to corrosion, making them a wise long-term investment. However, compared to materials such as PVC or HDPE, the initial cost of ductile iron pipes can be higher. Furthermore, the installation process of ductile iron pipes may necessitate more labor and specialized equipment, thereby increasing the overall expense. Nevertheless, it is crucial to consider specific project requirements, including the environment, expected lifespan, and required pressure ratings, in order to accurately assess the cost-effectiveness of ductile iron pipes in relation to other pipe materials.

Q: What are the typical joint restraint requirements for ductile iron pipes in seismic zones?: In seismic zones, the typical joint restraint requirements for ductile iron pipes are designed to ensure the structural integrity and prevent displacement or separation of the pipes during seismic events. These requirements are crucial to maintain the reliability and functionality of the pipeline system. One common joint restraint requirement for ductile iron pipes in seismic zones is the use of flexible or mechanical joint systems. Flexible joints, such as rubber gasket joints, can absorb and accommodate the movement caused by seismic activity. These joints allow for axial movement, angular deflection, and expansion/contraction of the pipes, reducing the risk of pipe failure or damage. Another important requirement is the use of adequate anchoring systems. This involves securing the pipes to the surrounding structures or embedding them in concrete thrust blocks to prevent excessive movement or displacement during seismic events. Anchoring systems help distribute the forces generated by the earthquake and minimize the risk of pipe separation or breaking. Additionally, seismic design standards often require the use of seismic restraints, such as seismic joint restraints or bracing systems, to further enhance the stability and integrity of the ductile iron pipes. These restraints are designed to limit the movement of the pipes in specific directions, reducing the potential for damage and maintaining the overall system performance. It is important to note that the specific joint restraint requirements for ductile iron pipes in seismic zones may vary depending on local building codes, seismic activity levels, and engineering considerations. It is crucial to consult the relevant regulations and work with experienced professionals in the design and installation process to ensure compliance with the necessary requirements for seismic resistance.

Q: What are the typical joint sealing requirements for ductile iron pipes under pressure?: To ensure a secure connection without any leakage, ductile iron pipes under pressure typically require the use of gaskets and mechanical joints. Gaskets, commonly made of rubber or synthetic materials, are positioned between the pipe ends to establish a tight seal. These gaskets are designed to withstand the pressure of the fluid flow and prevent any leaks. They also provide flexibility to accommodate slight misalignment or pipe movement. Another commonly employed method for sealing ductile iron pipes is through mechanical joints, such as push-on joints or restrained joints. These joints securely hold the pipe ends together, eliminating the need for additional gaskets while providing a dependable seal. To guarantee effective joint sealing, proper installation techniques are crucial. This involves correctly aligning the pipes, appropriately tightening bolts or screws, and utilizing suitable lubricants or sealants. It's important to acknowledge that the specific joint sealing requirements for ductile iron pipes under pressure may differ based on the application, the type of fluid being transported, and the relevant industry standards or regulations. Therefore, consulting the manufacturer's guidelines and applicable codes is vital to determine the appropriate joint sealing requirements for a specific project.

Q: The difference between ductile iron pipe and steel pipe used in pipe jacking: Comparison between ductile iron pipe and universal cast iron pipe: the process of making ductile iron pipe is cast by adding alkaline earth metal or rare metal such as magnesium and calcium in the raw material of common cast iron pipe.

Q: Is there a kind of pipe called lined ductile iron pipe? Seeking manufacturers?: The 10kg pressure ball tube is also used as a drain, and the second is the W ductile iron pipe, i.e., without spigot, ductile tube, or lined ductile iron tube.

Q: How do ductile iron pipes perform in freeze-thaw cycles?: Ductile iron pipes perform well in freeze-thaw cycles due to their high tensile strength and flexibility. Unlike brittle materials, ductile iron can withstand the expansion and contraction caused by freezing and thawing without cracking or breaking. This makes them a reliable choice for water and sewer systems in regions with harsh winter climates.

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